Publications
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Newsletters: a weekly summary of news about Bitcoin and LN development.
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Blog posts: Occasional updates and reference material from the Optech team.
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Podcast Episodes: Audio discussions of our newsletters.
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Bitcoin Optech Newsletter #329
This week’s newsletter summarizes a new offchain payment resolution protocol and links to papers about potential IP-layer tracking and censorship of LN payments. Also included are announcements of new releases and release candidates (including security critical updates for BTCPay Server) and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #328
This week’s newsletter describes a vulnerability affecting old versions of Bitcoin Core and includes our regular sections summarizing a Bitcoin Core PR Review Club meeting, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #327 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Andrew Toth to discuss Newsletter #327.
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Bitcoin Optech Newsletter #327
This week’s newsletter describes a proposal for timeout tree channel factories and summarizes a draft BIP for proofs of discrete log equivalence to be used when generating silent payments. Also included are our regular sections with announcements of new software releases and descriptions of notable changes made to popular Bitcoin infrastructure software.
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SuperScalar Deep Dive Podcast
Dave Harding and Mike Schmidt are joined by ZmnSCPxj to discuss his SuperScalar proposal.
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Bitcoin Optech Newsletter #326 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Elle Mouton and Andrew Toth to discuss Newsletter #326.
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Bitcoin Optech Newsletter #326
This week’s newsletter summarizes updates to a proposal for new LN channel announcements and describes a BIP for sending silent payments with PSBTs. Also included are our regular sections with popular questions and answers from the Bitcoin Stack Exchange, announcements of new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #325 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Olaoluwa Osuntokun and Steven Roose to discuss Newsletter #325.
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Bitcoin Optech Newsletter #325
This week’s newsletter looks at summaries of some of the topics discussed at a recent LN developer meeting. Also include are our regular sections with descriptions of changes to popular clients and services, announcements of new releases and release candidates, and summaries of notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #324 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Antoine Poinsot to discuss Newsletter #324.
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Bitcoin Optech Newsletter #324
This week’s newsletter announces three vulnerabilities affecting old versions of the Bitcoin Core full node, announces a separate vulnerability affecting old versions of the btcd full node, and links to a contributed Optech guide describing how to use multiple new P2P network features added in Bitcoin Core 28.0. Also included are our regular sections summarizing a Bitcoin Core PR Review Club meeting, announcements of new releases and release candidates, and descriptions of notable changes to popular Bitcoin infrastructure software.
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Guide for Wallets Employing Bitcoin Core 28.0 Policies
In Bitcoin Core 28.0 contains new P2P and mempool policy features that may be useful for a number of wallets and transaction types. Here Gregory Sanders presents a high-level guide to the feature set and how they can be used individually or together. -
Bitcoin Optech Newsletter #323 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Bastien Teinturier to discuss Newsletter #323.
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Bitcoin Optech Newsletter #323
This week’s newsletter announces a planned security disclosure and includes our regular sections describing new releases, release candidates, and notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #322 Recap Podcast
Jon Atack and Mike Schmidt are joined by Gloria Zhao and Jonas Nick to discuss Newsletter #322.
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Bitcoin Optech Newsletter #322
This week’s newsletter announces a fixed vulnerability affecting older versions of Bitcoin Core, provides an update on hybrid channel jamming mitigation, summarizes a paper about more efficient and private client-side validation, and announces a proposal to update the BIP process. Also included are our regular sections summarizing top questions and answers from the Bitcoin Stack Exchange, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #321 Recap Podcast
Rijndael and Mike Schmidt are joined by Andy Schroder and Virtu to discuss Newsletter #321.
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Bitcoin Optech Newsletter #321
This week’s newsletter links to a proof-of-concept implementation for proving in zero-knowledge that an output is part of the UTXO set, describes one new and two previous proposals for allowing offline LN payments, and summarizes research about DNS seeding for non-IP network addresses. Also included are our regular sections describing changes to clients and services, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
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Bitcoin Optech Newsletter #320 Recap Podcast
Mark “Murch” Erhardt and Mike Schmidt are joined by Bruno Garcia, Shehzan Maredia, Gloria Zhao, Fabian Jahr, and Gregory Sanders to discuss Newsletter #320.
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Bitcoin Optech Newsletter #320
This week’s newsletter announces a new testing tool for Bitcoin Core and briefly describes a DLC-based loan contract. Also included are our regular sections summarizing a Bitcoin Core PR Review Club, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
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